diff options
Diffstat (limited to 'src/GPU3D_OpenGL.cpp')
| -rw-r--r-- | src/GPU3D_OpenGL.cpp | 143 |
1 files changed, 24 insertions, 119 deletions
diff --git a/src/GPU3D_OpenGL.cpp b/src/GPU3D_OpenGL.cpp index 164f29a..93c1523 100644 --- a/src/GPU3D_OpenGL.cpp +++ b/src/GPU3D_OpenGL.cpp @@ -16,118 +16,19 @@ with melonDS. If not, see http://www.gnu.org/licenses/. */ +#include "GPU3D_OpenGL.h" + #include <stdio.h> #include <string.h> #include "NDS.h" #include "GPU.h" #include "Config.h" -#include "OpenGLSupport.h" #include "GPU3D_OpenGL_shaders.h" namespace GPU3D { -namespace GLRenderer -{ - -using namespace OpenGL; - -// GL version requirements -// * texelFetch: 3.0 (GLSL 1.30) (3.2/1.50 for MS) -// * UBO: 3.1 - - -enum -{ - RenderFlag_WBuffer = 0x01, - RenderFlag_Trans = 0x02, - RenderFlag_ShadowMask = 0x04, - RenderFlag_Edge = 0x08, -}; - - -GLuint ClearShaderPlain[3]; - -GLuint RenderShader[16][3]; -GLuint CurShaderID = -1; - -GLuint FinalPassEdgeShader[3]; -GLuint FinalPassFogShader[3]; - -// std140 compliant structure -struct -{ - float uScreenSize[2]; // vec2 0 / 2 - u32 uDispCnt; // int 2 / 1 - u32 __pad0; - float uToonColors[32][4]; // vec4[32] 4 / 128 - float uEdgeColors[8][4]; // vec4[8] 132 / 32 - float uFogColor[4]; // vec4 164 / 4 - float uFogDensity[34][4]; // float[34] 168 / 136 - u32 uFogOffset; // int 304 / 1 - u32 uFogShift; // int 305 / 1 - u32 _pad1[2]; // int 306 / 2 -} ShaderConfig; - -GLuint ShaderConfigUBO; - -struct RendererPolygon -{ - Polygon* PolyData; - - u32 NumIndices; - u32 IndicesOffset; - GLuint PrimType; - - u32 NumEdgeIndices; - u32 EdgeIndicesOffset; - u32 RenderKey; -}; - -RendererPolygon PolygonList[2048]; -int NumFinalPolys, NumOpaqueFinalPolys; - -GLuint ClearVertexBufferID, ClearVertexArrayID; -GLint ClearUniformLoc[4]; - -// vertex buffer -// * XYZW: 4x16bit -// * RGBA: 4x8bit -// * ST: 2x16bit -// * polygon data: 3x32bit (polygon/texture attributes) -// -// polygon attributes: -// * bit4-7, 11, 14-15, 24-29: POLYGON_ATTR -// * bit16-20: Z shift -// * bit8: front-facing (?) -// * bit9: W-buffering (?) - -GLuint VertexBufferID; -u32 VertexBuffer[10240 * 7]; -u32 NumVertices; - -GLuint VertexArrayID; -GLuint IndexBufferID; -u16 IndexBuffer[2048 * 40]; -u32 NumIndices, NumEdgeIndices; - -const u32 EdgeIndicesOffset = 2048 * 30; - -GLuint TexMemID; -GLuint TexPalMemID; - -int ScaleFactor; -bool BetterPolygons; -int ScreenW, ScreenH; - -GLuint FramebufferTex[8]; -int FrontBuffer; -GLuint FramebufferID[4], PixelbufferID; -u32 Framebuffer[256*192]; - - - -bool BuildRenderShader(u32 flags, const char* vs, const char* fs) +bool GLRenderer::BuildRenderShader(u32 flags, const char* vs, const char* fs) { char shadername[32]; sprintf(shadername, "RenderShader%02X", flags); @@ -180,7 +81,7 @@ bool BuildRenderShader(u32 flags, const char* vs, const char* fs) return true; } -void UseRenderShader(u32 flags) +void GLRenderer::UseRenderShader(u32 flags) { if (CurShaderID == flags) return; glUseProgram(RenderShader[flags][2]); @@ -196,7 +97,12 @@ void SetupDefaultTexParams(GLuint tex) glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); } -bool Init() +GLRenderer::GLRenderer() + : Renderer3D(true) +{ +} + +bool GLRenderer::Init() { GLint uni_id; @@ -382,7 +288,7 @@ bool Init() return true; } -void DeInit() +void GLRenderer::DeInit() { glDeleteTextures(1, &TexMemID); glDeleteTextures(1, &TexPalMemID); @@ -404,11 +310,11 @@ void DeInit() } } -void Reset() +void GLRenderer::Reset() { } -void SetRenderSettings(GPU::RenderSettings& settings) +void GLRenderer::SetRenderSettings(GPU::RenderSettings& settings) { int scale = settings.GL_ScaleFactor; @@ -462,7 +368,7 @@ void SetRenderSettings(GPU::RenderSettings& settings) } -void SetupPolygon(RendererPolygon* rp, Polygon* polygon) +void GLRenderer::SetupPolygon(GLRenderer::RendererPolygon* rp, Polygon* polygon) { rp->PolyData = polygon; @@ -508,7 +414,7 @@ void SetupPolygon(RendererPolygon* rp, Polygon* polygon) } } -u32* SetupVertex(Polygon* poly, int vid, Vertex* vtx, u32 vtxattr, u32* vptr) +u32* GLRenderer::SetupVertex(Polygon* poly, int vid, Vertex* vtx, u32 vtxattr, u32* vptr) { u32 z = poly->FinalZ[vid]; u32 w = poly->FinalW[vid]; @@ -569,7 +475,7 @@ u32* SetupVertex(Polygon* poly, int vid, Vertex* vtx, u32 vtxattr, u32* vptr) return vptr; } -void BuildPolygons(RendererPolygon* polygons, int npolys) +void GLRenderer::BuildPolygons(GLRenderer::RendererPolygon* polygons, int npolys) { u32* vptr = &VertexBuffer[0]; u32 vidx = 0; @@ -791,7 +697,7 @@ void BuildPolygons(RendererPolygon* polygons, int npolys) NumEdgeIndices = eidx - EdgeIndicesOffset; } -int RenderSinglePolygon(int i) +int GLRenderer::RenderSinglePolygon(int i) { RendererPolygon* rp = &PolygonList[i]; @@ -800,7 +706,7 @@ int RenderSinglePolygon(int i) return 1; } -int RenderPolygonBatch(int i) +int GLRenderer::RenderPolygonBatch(int i) { RendererPolygon* rp = &PolygonList[i]; GLuint primtype = rp->PrimType; @@ -822,7 +728,7 @@ int RenderPolygonBatch(int i) return numpolys; } -int RenderPolygonEdgeBatch(int i) +int GLRenderer::RenderPolygonEdgeBatch(int i) { RendererPolygon* rp = &PolygonList[i]; u32 key = rp->RenderKey; @@ -842,7 +748,7 @@ int RenderPolygonEdgeBatch(int i) return numpolys; } -void RenderSceneChunk(int y, int h) +void GLRenderer::RenderSceneChunk(int y, int h) { u32 flags = 0; if (RenderPolygonRAM[0]->WBuffer) flags |= RenderFlag_WBuffer; @@ -1206,7 +1112,7 @@ void RenderSceneChunk(int y, int h) } -void RenderFrame() +void GLRenderer::RenderFrame() { CurShaderID = -1; @@ -1381,7 +1287,7 @@ void RenderFrame() FrontBuffer = FrontBuffer ? 0 : 1; } -void PrepareCaptureFrame() +void GLRenderer::PrepareCaptureFrame() { // TODO: make sure this picks the right buffer when doing antialiasing int original_fb = FrontBuffer^1; @@ -1396,7 +1302,7 @@ void PrepareCaptureFrame() glReadPixels(0, 0, 256, 192, GL_BGRA, GL_UNSIGNED_BYTE, NULL); } -u32* GetLine(int line) +u32* GLRenderer::GetLine(int line) { int stride = 256; @@ -1419,10 +1325,9 @@ u32* GetLine(int line) return &Framebuffer[stride * line]; } -void SetupAccelFrame() +void GLRenderer::SetupAccelFrame() { glBindTexture(GL_TEXTURE_2D, FramebufferTex[FrontBuffer]); } } -} |